/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */
package org.apache.bcel.classfile;

import java.io.DataOutputStream;
import java.io.IOException;

public class ArrayElementValue extends ElementValue
{
    private static final long serialVersionUID = -8008688593296715021L;
    // For array types, this is the array
	private ElementValue[] evalues;

	@Override
    public String toString()
	{
	    StringBuilder sb = new StringBuilder();
		sb.append("{");
		for (int i = 0; i < evalues.length; i++)
		{
			sb.append(evalues[i].toString());
			if ((i + 1) < evalues.length)
				sb.append(",");
		}
		sb.append("}");
		return sb.toString();
	}

	public ArrayElementValue(int type, ElementValue[] datums, ConstantPool cpool)
	{
		super(type, cpool);
		if (type != ARRAY)
			throw new RuntimeException(
					"Only element values of type array can be built with this ctor - type specified: " + type);
		this.evalues = datums;
	}

	@Override
    public void dump(DataOutputStream dos) throws IOException
	{
		dos.writeByte(type); // u1 type of value (ARRAY == '[')
		dos.writeShort(evalues.length);
		for (int i = 0; i < evalues.length; i++)
		{
			evalues[i].dump(dos);
		}
	}

	@Override
    public String stringifyValue()
	{
	    StringBuilder sb = new StringBuilder();
		sb.append("[");
		for (int i = 0; i < evalues.length; i++)
		{
			sb.append(evalues[i].stringifyValue());
			if ((i + 1) < evalues.length)
				sb.append(",");
		}
		sb.append("]");
		return sb.toString();
	}

	public ElementValue[] getElementValuesArray()
	{
		return evalues;
	}

	public int getElementValuesArraySize()
	{
		return evalues.length;
	}
}
